# Sonauto funding: rounds and investors

> Sonauto has raised $500K across 1 round since 2024. Investors include Y Combinator and Pioneer Fund. Every round with its source.

Source: https://millionrounds.com/company/sonauto (Millionrounds; every figure on the page links to its filing or article)

United States · [Pre-seed startup](https://millionrounds.com/companies)

# Who invested in *Sonauto*

One round we have observed, with the 2 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Software

Funding summary Updated 26 Oct 2026

**$500K** raised across 1 round since 2024, from 1 source

- **Latest round:** Pre-seed, $500K Feb 2024
- **Investors:** 2

See who backed them

## The rounds

- **Feb 2024** Pre-seed **$500K** [Y Combinator](https://millionrounds.com/fund/y-combinator) [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) Source recorded

## Everyone who backed them

[Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **1** round

[Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) Private equity **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=sonauto).

## Also claim to have backed them

This firm lists Sonauto as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.

[Maiora Ventures](https://millionrounds.com/fund/maiora-ventures) VC firm Per its own site

## Quick answers about Sonauto

### Who invested in Sonauto?

Sonauto's investors include Y Combinator and Pioneer Fund.

### How much has Sonauto raised?

Sonauto has raised $500K across 1 round since 2024.

### When did Sonauto last raise?

Sonauto's most recent round was a Pre-seed of $500K in Feb 2024.

### What was Sonauto's biggest round?

Its most recent round, $500K in Feb 2024, is also its largest on record.

### Who backed Sonauto first?

Sonauto's first round on record, in Feb 2024, was backed by Y Combinator and Pioneer Fund.

### What stage is Sonauto at?

Sonauto's latest named round is a Pre-seed, in Feb 2024.

### Where is Sonauto based?

Sonauto is based in the United States.

## Companies like Sonauto

In the same sector, and raised in the last eighteen months.

[**TruAgents** $3.4M · Oct 2026](https://millionrounds.com/company/truagents)[**Fireworks AI** $1.7B · Oct 2026](https://millionrounds.com/company/fireworks-ai)[**VECKTA** $11M · Oct 2026](https://millionrounds.com/company/veckta)[**Punch** $11M · Oct 2026](https://millionrounds.com/company/punch)[**Othello** $8.0M · Oct 2026](https://millionrounds.com/company/othello)[**Applied Intuition** $640M · Oct 2026](https://millionrounds.com/company/applied-intuition)

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